A student at Mizuna Girls' Academy, Tsukuyo, is hiding the fact that she is a member of the Wings of the Magius. Iroha goes to see Tsukuyo and asks to be introduced to Nemu Hiiragi, a friend of Iroha’s sister, Ui. Tsukuyo promises to Iroha that she will talk to Mifuyu about the matter. Sana has gotten accustomed to living at Mikazuki Villa, and suggests to everyone that they surprise Yachiyo with a gift, but…